QuestionMarch 20, 2026

How would you write this expression using the values for a and b? 9(18)div 10 9+18div 10 10(18)div 9 10+18div 9

How would you write this expression using the values for a and b? 9(18)div 10 9+18div 10 10(18)div 9 10+18div 9
How would you write this expression using the values for a
and b?
9(18)div 10
9+18div 10
10(18)div 9
10+18div 9

Solution
4.5(241 votes)

Answer

a \cdot b \div 10,\ a + b \div 10,\ 10 \cdot b \div a,\ 10 + b \div a Explanation 1. Assign variables Let a = 9 and b = 18. 2. Substitute into each expression 9(18)\div 10 \rightarrow a \cdot b \div 10 9+18\div 10 \rightarrow a + b \div 10 10(18)\div 9 \rightarrow 10 \cdot b \div a 10+18\div 9 \rightarrow 10 + b \div a

Explanation

1. Assign variables <br /> Let $a = 9$ and $b = 18$. <br />2. Substitute into each expression <br /> $9(18)\div 10 \rightarrow a \cdot b \div 10$ <br /> $9+18\div 10 \rightarrow a + b \div 10$ <br /> $10(18)\div 9 \rightarrow 10 \cdot b \div a$ <br /> $10+18\div 9 \rightarrow 10 + b \div a$
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